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Refs #33996 -- Updated CheckConstraint validation on NULL values on Oracle 23c+.

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Oracle 23c supports comparing boolean expressions.
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Mariusz Felisiak 2024-03-15 12:34:54 +01:00 • committed by GitHub
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6
docs/ref/models/constraints.txt
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@ -131,10 +131,10 @@ ensures the age field is never less than 18.
name="age_gte_18_and_others",
)
.. admonition:: Oracle
.. admonition:: Oracle < 23c
Checks with nullable fields on Oracle must include a condition allowing for
``NULL`` values in order for :meth:`validate() <BaseConstraint.validate>`
Checks with nullable fields on Oracle < 23c must include a condition
allowing for ``NULL`` values in order for :meth:`~BaseConstraint.validate`
to behave the same as check constraints validation. For example, if ``age``
is a nullable field::